Home / 827,469.19-1,241,203.85-266,503.69

Finding the Fourth Proportional to 827,469.19, 1,241,203.85 and 266,503.69

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Solution

The fourth proportional to 827,469.19, 1,241,203.85 and 266,503.69 is: 399,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,469.19 : 1,241,203.85 = 266,503.69 : x
  2. Step 2: Convert to fraction form
    827,469.19/1,241,203.85 = 266,503.69/x
  3. Step 3: Cross multiply
    827,469.19x = 1,241,203.85 × 266,503.69
  4. Step 4: Simplify right side
    827,469.19x = 330,785,406,067.21
  5. Step 5: Solve for x
    x = 330,785,406,067.21/827,469.19
  6. Step 6: Final answer
    x = 399,755.56

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.